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  <title>Module: Widgets::NavigationHelper</title>
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    <div id="classHeader">
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          <td><strong>Module</strong></td>
          <td class="class-name-in-header">Widgets::NavigationHelper</td>
        </tr>
        <tr class="top-aligned-row">
            <td><strong>In:</strong></td>
            <td>
                <a href="../../files/vendor/plugins/widgets/lib/widgets/navigation_helper_rb.html">
                vendor/plugins/widgets/lib/widgets/navigation_helper.rb
                </a>
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      <h3 class="section-bar">Methods</h3>

      <div class="name-list">
      <a href="#M000006">add_item</a>&nbsp;&nbsp;
      <a href="#M000004">navigation</a>&nbsp;&nbsp;
      <a href="#M000005">render_navigation</a>&nbsp;&nbsp;
      </div>
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    <div id="methods">
      <h3 class="section-bar">Public Instance methods</h3>

      <div id="method-M000006" class="method-detail">
        <a name="M000006"></a>

        <div class="method-heading">
          <a href="#M000006" class="method-signature">
          <span class="method-name">add_item</span><span class="method-args">(opts = {})</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000006-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000006-source">
<pre>
    <span class="ruby-comment cmt"># File vendor/plugins/widgets/lib/widgets/navigation_helper.rb, line 23</span>
23:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">add_item</span> <span class="ruby-identifier">opts</span> = {}, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>
24:       <span class="ruby-identifier">raise</span> <span class="ruby-value str">'Cannot call add_item outside of a render_navigation block'</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-ivar">@_navigation</span>
25:       <span class="ruby-ivar">@_navigation</span>.<span class="ruby-identifier">items</span> <span class="ruby-operator">&lt;&lt;</span> <span class="ruby-constant">NavigationItem</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">opts</span>,<span class="ruby-operator">&amp;</span><span class="ruby-identifier">block</span>)
26:       <span class="ruby-keyword kw">nil</span>
27:     <span class="ruby-keyword kw">end</span>
</pre>
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      <div id="method-M000004" class="method-detail">
        <a name="M000004"></a>

        <div class="method-heading">
          <a href="#M000004" class="method-signature">
          <span class="method-name">navigation</span><span class="method-args">(name, opts={})</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000004-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000004-source">
<pre>
   <span class="ruby-comment cmt"># File vendor/plugins/widgets/lib/widgets/navigation_helper.rb, line 4</span>
4:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">navigation</span> <span class="ruby-identifier">name</span>, <span class="ruby-identifier">opts</span>={} 
5:       <span class="ruby-identifier">partial_template</span> = <span class="ruby-identifier">opts</span>[<span class="ruby-identifier">:partial</span>] <span class="ruby-operator">||</span> <span class="ruby-node">&quot;widgets/#{name}_navigation&quot;</span>
6:       <span class="ruby-identifier">html</span> = <span class="ruby-identifier">capture</span> { <span class="ruby-identifier">render</span> <span class="ruby-identifier">:partial</span> =<span class="ruby-operator">&gt;</span> <span class="ruby-identifier">partial_template</span> }
7:       <span class="ruby-keyword kw">return</span> <span class="ruby-identifier">html</span>
8:     <span class="ruby-keyword kw">end</span>
</pre>
          </div>
        </div>
      </div>

      <div id="method-M000005" class="method-detail">
        <a name="M000005"></a>

        <div class="method-heading">
          <a href="#M000005" class="method-signature">
          <span class="method-name">render_navigation</span><span class="method-args">(name=:main, opts={}, &amp;proc)</span>
          </a>
        </div>
      
        <div class="method-description">
          <p><a class="source-toggle" href="#"
            onclick="toggleCode('M000005-source');return false;">[Source]</a></p>
          <div class="method-source-code" id="M000005-source">
<pre>
    <span class="ruby-comment cmt"># File vendor/plugins/widgets/lib/widgets/navigation_helper.rb, line 10</span>
10:     <span class="ruby-keyword kw">def</span> <span class="ruby-identifier">render_navigation</span>(<span class="ruby-identifier">name</span>=<span class="ruby-identifier">:main</span>, <span class="ruby-identifier">opts</span>={}, <span class="ruby-operator">&amp;</span><span class="ruby-identifier">proc</span>)
11:       <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;Missing name parameter in render_navigation call&quot;</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">name</span>
12:       <span class="ruby-identifier">raise</span> <span class="ruby-constant">ArgumentError</span>, <span class="ruby-value str">&quot;Missing block in render_navigation call&quot;</span> <span class="ruby-keyword kw">unless</span> <span class="ruby-identifier">block_given?</span>
13:       <span class="ruby-ivar">@_navigation</span> = <span class="ruby-constant">Navigation</span>.<span class="ruby-identifier">new</span>(<span class="ruby-identifier">name</span>, <span class="ruby-identifier">opts</span>)
14:       <span class="ruby-ivar">@_binding</span> = <span class="ruby-identifier">proc</span>.<span class="ruby-identifier">binding</span> <span class="ruby-comment cmt"># the binding of calling page</span>
15:       <span class="ruby-identifier">instance_eval</span>(<span class="ruby-operator">&amp;</span><span class="ruby-identifier">proc</span>) 
16:       <span class="ruby-identifier">out</span> <span class="ruby-ivar">@_navigation</span>.<span class="ruby-identifier">default_css</span> <span class="ruby-keyword kw">if</span> <span class="ruby-ivar">@_navigation</span>.<span class="ruby-identifier">generate_css?</span>  
17:       <span class="ruby-identifier">out</span> <span class="ruby-identifier">tag</span>(<span class="ruby-value str">'div'</span>,<span class="ruby-ivar">@_navigation</span>.<span class="ruby-identifier">html</span> ,<span class="ruby-keyword kw">true</span>)
18:       <span class="ruby-identifier">render_navigation_items</span>
19:       <span class="ruby-identifier">out</span> <span class="ruby-value str">'&lt;/div&gt;'</span>
20:       <span class="ruby-keyword kw">nil</span>
21:     <span class="ruby-keyword kw">end</span>
</pre>
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